22 lines
560 B
Python
22 lines
560 B
Python
from django.db import models
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class Person(models.Model):
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name = models.CharField(max_length=100)
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friends = models.ManyToManyField('self')
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class Number(models.Model):
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person = models.ForeignKey(Person, related_name='numbers')
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number = models.CharField(max_length=10)
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class SSN(models.Model):
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person = models.OneToOneField(Person, related_name='ssn')
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number = models.CharField(max_length=10)
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class Group(models.Model):
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name = models.CharField(max_length=100)
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people = models.ManyToManyField(Person, related_name='groups')
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